United Nations Framework Convention on Climate Change(UNFCCC)

Technology Information Clearing House (TT:CLEAR)

The RETScreen International Clean Energy Decision Support Centre seeks to build the capacity of planners, decision-makers and industry to implement renewable energy and energy efficiency projects.
The RETScreen Online Download Table 

International Energy Agency Demand-Side Management Programme 
Promoting Energy Efficiency and Demand-Side Management for global sustainable development and for business opportunities


reegle - the Information Gateway for Renewable Energy and Energy Efficiency
The main objectives of reegle are to ensure a better information flow and to facilitate the understanding of the roles and activities of the many different initiatives and opportunities in the sectors of renewable energy and energy efficiency.

International Center for Environmental Technology Transfer (ICETT)